| Patents for H04J 14 - Optical multiplex systems (27,009) |
|---|
| 05/16/2001 | EP1099319A1 Photonic integrated circuit for optical cdma |
| 05/16/2001 | CN1295748A Programmable optical add/drop multiplexer |
| 05/16/2001 | CN1295743A Optical fibre amplifier having controlled gain |
| 05/16/2001 | CN1295397A Automatically protected switching method and device in high rate SDH loop |
| 05/16/2001 | CN1295394A Optical cross connection node for crossing between fiber link and wavelength groups |
| 05/15/2001 | US6233082 Optical transmitter for WDM systems |
| 05/15/2001 | US6233079 Light-signal transmitting apparatus, light-signal receiving apparatus, light-signal transfer apparatus and light-signal transfer method |
| 05/15/2001 | US6233078 Photo signal amplification transmission system |
| 05/15/2001 | US6233077 Remodulating channel selectors for WDM optical communication systems |
| 05/15/2001 | US6233076 Optical communications system |
| 05/15/2001 | US6233075 Optical layer survivability and security system |
| 05/15/2001 | US6233074 Ring networks utilizing wave division multiplexing |
| 05/10/2001 | WO2001033896A1 Connection protection between clients and optical cross-connect switches |
| 05/10/2001 | WO2001033758A1 A device and a method for optical multiplexing/demultiplexing |
| 05/10/2001 | WO2001033750A1 Optical transmission device and optical repeating device |
| 05/10/2001 | DE19946487A1 Optical protection module for optical network topologies |
| 05/10/2001 | DE19943739A1 Vorrichtung und Verfahren zum Laufzeitausgleich Apparatus and method for time alignment |
| 05/10/2001 | CA2389721A1 Connection protection between clients and optical cross-connect switches |
| 05/09/2001 | EP1098465A1 Method for extraction of a channel for a wavelength multiplexing optical transmission system and devices using this method |
| 05/09/2001 | EP1098219A1 Matrix optical switch and optical adm |
| 05/09/2001 | EP1097539A1 Multi-wavelength dense wavelength division multiplexed optical switching systems |
| 05/09/2001 | EP1097538A1 High-throughput, low-latency next generation internet networks using optical tag switching |
| 05/09/2001 | EP1097536A1 Optical cdma using a cascaded mask structure |
| 05/09/2001 | CN1294796A WDM transmission, WDM transmission system and WDM transmission method |
| 05/09/2001 | CN1294767A Improved performance gain flattened edfa |
| 05/08/2001 | US6229937 Circularly polarized fiber in optical circuits |
| 05/08/2001 | US6229935 Dispersion slope compensation in optical transmission systems |
| 05/08/2001 | US6229641 Optical amplifier, method of controlling the output light from the optical amplifier, optical transmission system and method of controlling an optical transmission path cross reference to related application |
| 05/08/2001 | US6229633 Optical sampling by modulating a pulse train |
| 05/08/2001 | CA2217620C Wavelength bypassed ring networks |
| 05/03/2001 | WO2001031826A1 Optical add-drop filter |
| 05/03/2001 | WO2001031825A1 Optical transmission system with sdh or fec energizing signals, with optimised subcarrier over-modulation |
| 05/03/2001 | WO2001031819A1 Transmission system |
| 05/03/2001 | WO2001031818A1 Transmission system |
| 05/03/2001 | CA2357829A1 Optical transmission system with sdh or fec energizing signals, with optimised subcarrier over-modulation |
| 05/02/2001 | EP1096713A2 Optical add/drop multiplexer |
| 05/02/2001 | EP1096712A2 Path network and path network operation method using conversion of protection path into working path |
| 05/02/2001 | EP1096706A1 Optical transmission system for SDH or FEC payload signals with an optimised subcarrier overmodulation |
| 05/02/2001 | EP1096297A2 Wavelength selective variable reflector |
| 05/02/2001 | EP1096280A1 Multiple grating optical waveguide monitor |
| 05/02/2001 | EP1096275A1 Optical filter having small chromatic dispersion |
| 05/02/2001 | EP0937344A4 Inter-ring cross-connect for survivable multi-wavelength optical communication networks |
| 05/01/2001 | US6226425 Flexible optical multiplexer |
| 05/01/2001 | US6226112 Optical time-division-multiplex system |
| 05/01/2001 | US6226111 Inter-ring cross-connect for survivable multi-wavelength optical communication networks |
| 04/26/2001 | WO2001030005A1 System and method for transmitting and restoring an optical signal |
| 04/26/2001 | WO2001030004A1 Optical access telecommunication network |
| 04/26/2001 | WO2001029996A1 Procedure and arrangement for two-way transmission over a common fiber |
| 04/26/2001 | WO2001029596A1 Optical wavelength multiplexing device and wdm optical telecommunication system |
| 04/26/2001 | WO2001001585A3 Optical signal interleaver |
| 04/26/2001 | CA2385584A1 Optical wavelength multiplexing device and wdm optical telecommunication system |
| 04/25/2001 | EP1094628A2 Burst mode transmission over multiple optical wavelengths |
| 04/25/2001 | EP1094573A2 Optical amplifier |
| 04/25/2001 | CN1292983A Optical add/drop wavelength switch |
| 04/25/2001 | CN1292957A Arrangement and method relating to optical transmission |
| 04/25/2001 | CN1292506A Light amplifier |
| 04/24/2001 | US6222962 Optical amplifier |
| 04/24/2001 | US6222655 Wavelength division multiplex optical amplification transmission system and optical amplifier |
| 04/24/2001 | US6222654 Optical node system for a ring architecture and method thereof |
| 04/24/2001 | US6222653 Optical communication node and wavelength division multiplexing optical transmission device having ring structure comprising the optical communication nodes |
| 04/22/2001 | CA2323188A1 Burst mode transmission over multiple optical wavelengths |
| 04/19/2001 | WO2001028138A1 Device for generating carriers for wavelength-division multiplexing optical transmission system with rz signals |
| 04/19/2001 | WO2001028136A1 Prevention of lasing in a closed optical loop |
| 04/19/2001 | WO2001027674A2 Optical monitoring device |
| 04/19/2001 | WO2001027666A2 Optical multiplexer/demultiplexer using resonant grating filters |
| 04/19/2001 | DE19949845A1 Optische Überwachungseinrichtung Optical monitoring device |
| 04/19/2001 | CA2387615A1 Prevention of lasing in a closed optical loop |
| 04/19/2001 | CA2355355A1 Device for generating carriers for wavelength-division multiplexing optical transmission system with rz signals |
| 04/19/2001 | CA2351535A1 Optical multiplexer/demultiplexer using resonant grating filters |
| 04/18/2001 | EP1093244A1 Optical transmitter for WDM systems |
| 04/18/2001 | EP1093010A2 Tunable optical add/drop multiplexer |
| 04/18/2001 | CN1291833A Optical system |
| 04/18/2001 | CN1291727A 光学系统 Optical system |
| 04/17/2001 | US6219474 Configurable optical add/drop device |
| 04/17/2001 | US6219176 Method for gain equalization, and device and system for use in carrying out the method |
| 04/17/2001 | US6219163 Multi-wavelength light source and discrete-wavelength-variable light source |
| 04/17/2001 | US6219162 Methods for equalizing WDM systems |
| 04/17/2001 | US6219161 Optical layer survivability and security system |
| 04/17/2001 | CA2214870C Variable-attenuation tunable optical router |
| 04/17/2001 | CA2203729C Method and circuit for demultiplexing an optical signal |
| 04/12/2001 | WO2001026263A2 Through-timing of data transmitted across an optical communications system utilizing frequency division multiplexing |
| 04/12/2001 | WO2000069103A3 Assembly for monitoring the performance of d-wdm multi-frequency systems |
| 04/11/2001 | EP1091529A2 Telecommunication network node with multiprotocol capability, method of processing signals and telecommunication network comprising multiprotocol nodes |
| 04/11/2001 | EP1091509A2 Optical amplifier for C and L bands |
| 04/11/2001 | EP1090472A1 Method for detecting and/or controlling the transmission wavelengths of transmitting elements of an optical wavelength multiplex transmission unit and a corresponding wavelength multiplex transmission unit |
| 04/11/2001 | CN1291294A Cascading of tunable optic filter elements |
| 04/11/2001 | CA2322243A1 Tunable device for extracting and inserting optical carriers in optical communications networks |
| 04/10/2001 | US6215926 Fiber optic dense wavelength division multiplexer with a phase differential method of wavelengths separation utilizing glass blocks and a nonlinear interferometer |
| 04/10/2001 | US6215763 Multi-phase process for distributed precomputation of network signal paths |
| 04/10/2001 | US6215583 System with feedback controlled optical amplifiers |
| 04/10/2001 | US6215581 Performance gain flattened EDFA |
| 04/10/2001 | US6215573 Receiver for an optical communications system, filter device, and method for operating such a system |
| 04/10/2001 | US6215572 Wavelength division multiplexing optical transmission apparatus |
| 04/10/2001 | US6215570 Optical switch |
| 04/10/2001 | US6215568 WDM switching network |
| 04/10/2001 | US6215567 Optical transmitting apparatus and optical receiving apparatus, and optical communicating method |
| 04/10/2001 | US6215566 Multi-wavelength light source and discrete-wavelength-variable light source |
| 04/05/2001 | WO2001024432A1 Connection of an add/drop node |
| 04/05/2001 | WO2001024431A1 Optical data signals |
| 04/05/2001 | WO2001024412A1 Multiwavelength light source device employing annular optical delay circuit |